181997199

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{52253}}^1$

素因数の和:52308

約数の個数: 20

約数和(自身を含む): 278200296

約数和(自身を除く): 96203097

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 52253, 156759, 470277, 1410831, 2246879, 4232493, 6740637, 20221911, 60665733, 181997199]

約数ペア:

[(1, 181997199), (3, 60665733), (9, 20221911), (27, 6740637), (43, 4232493), (81, 2246879), (129, 1410831), (387, 470277), (1161, 156759), (3483, 52253)]